乌药,又名天台乌、白叶柴、矮樟,系樟科常绿灌木植物。它的药用,曾有一个美丽的传说。相传在汉朝浙江某县,有姓刘、姓阮两位青年,为医治村上流行的心痛病,远离家门上天台山采药,随身带的干粮吃完了,而药仍未采到。后来,他们打听到这种药产在桃源洞一带,就向该洞奔去,但没走多远 Oxalis, also known as Tiantaiwu, Baiyicai, and Dwarf, is an evergreen shrub plant of the family Polygonaceae. Its medicinal use had a beautiful legend. According to legend, in the Han dynasty, a county in Zhejiang Province, there are two young people surnamed Liu and surnamed Yan. In order to heal the epidemic of heartache in the village, he took away medicine from the Tiantai Mountain on his home and ate the dry food. The medicine was still not picked. Later, they inquired about this drug in the Taoyuandong area and ran towards the hole, but did not go far.